classof202211
classof202211 classof202211
  • 16-02-2021
  • Biology
contestada

What makes echinoderms unique to all other animals? (think of systems/structures they
have that no other animal has!)

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achitwood achitwood
  • 16-02-2021
Although these spines may look like components of an exoskeleton at first glance, echinoderms do not have an exoskeleton. This is partly due to their symmetry and their spiny endoskeleton.
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